1121570247

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{65371}}^1$

素因数の和:65443

約数の個数: 32

約数和(自身を含む): 1840875520

約数和(自身を除く): 719305273

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719, 17157, 65371, 196113, 457597, 1242049, 1372791, 2810953, 3726147, 8432859, 8694343, 19676671, 26083029, 53408107, 59030013, 160224321, 373856749, 1121570247]

約数ペア:

[(1, 1121570247), (3, 373856749), (7, 160224321), (19, 59030013), (21, 53408107), (43, 26083029), (57, 19676671), (129, 8694343), (133, 8432859), (301, 3726147), (399, 2810953), (817, 1372791), (903, 1242049), (2451, 457597), (5719, 196113), (17157, 65371)]